2Best WR, Becktel JM, Singleton JW, Kern F Jr. Development of a Crohn's disease activity index. National Cooperative Crohn's Disease Study. Gastroenterology,1976, 70: 439-444.
3Fireman Z, Mahajna E, Broide E, Shapiro M, Fich L,Sternberg A, Kopelman Y, Scapa E. Diagnosing small bowel Crohn's disease with wireless capsule endoscopy.Gut, 2003, 52: 390-392.
4Laghi A, Borrelli O, Paolantonio P, Dito L, Buena de Mesquita M, Falconieri P, Passariello R, Cucchiara S.Contrast enhanced magnetic resonance imaging of the terminal ileum in children with Crohn' s disease. Gut,2003, 52: 393-397.
5Lee SD, Cohen RD. Endoscopy in inflammatory bowel disease. Gastroenterol Clin North Am, 2002, 31:119-132.
6Matsui T, Yao T, Sakurai T, Yao K, Hirai F, Matake H,Tsuda S, Wada Y, Iwashita A, Kamachi S. Clinical features and pattern of indeterminate colitis: Crohn's disease with ulcerative colitis-like clinical presentation, J Gastroenterol, 2003, 38: 647-655.
